Make sure install preserves timestamps
Make sure install preserves timestamps

Avoids getting into trouble with the .aug files in augeas-libs on multilib
when installing more than one arch.

See http://fedoraproject.org/wiki/PackagingDrafts/MultilibTricks

mlichvar/augeas,hercules-team/augeas-do-not-use,manandbytes/augeas,jasperla/augeas,mchf/augeas,bkearney/augeas,domcleal/augeas,dafugg/augeas,jjlin/augeas,pevalme/augeas,hercules-team/augeas-do-not-use,kunkku/augeas,jtopjian/augeas,GeoffWilliams/augeas,dafugg/augeas,bkearney/augeas,lutter/augeas,hercules-team/augeas,jjlin/augeas,jasperla/augeas,camptocamp/augeas,kumy/augeas,raphink/augeas,camptocamp/augeas,camptocamp/augeas,kumy/augeas,ptoscano/augeas,camptocamp/augeas,pevalme/augeas,MikaelSmith/augeas,pevalme/augeas,lutter/augeas,domcleal/augeas,kunkku/augeas,hercules-team/augeas,hercules-team/augeas-do-not-use,MikaelSmith/augeas,GeoffWilliams/augeas,ptoscano/augeas,mlichvar/augeas,kunkku/augeas,kumy/augeas,domcleal/augeas,jtopjian/augeas,mchf/augeas,mlichvar/augeas,raphink/augeas,kumy/augeas,bkearney/augeas,jjlin/augeas,bkearney/augeas,lutter/augeas,ptoscano/augeas,dafugg/augeas,manandbytes/augeas